/*========================== begin_copyright_notice ============================

Copyright (C) 2017-2022 Intel Corporation

SPDX-License-Identifier: MIT

============================= end_copyright_notice ===========================*/

#pragma once

#include "Compiler/MetaDataUtilsWrapper.h"
#include "Compiler/CodeGenContextWrapper.hpp"
#include "Compiler/Optimizer/OpenCLPasses/ExtensionFuncs/ExtensionArgAnalysis.hpp"

#include "common/LLVMWarningsPush.hpp"
#include <llvm/Pass.h>
#include <llvm/IR/DataLayout.h>
#include "common/LLVMWarningsPop.hpp"

namespace IGC {
/// @brief This pass allocates UAV and SRV numbers to kernel arguments.
class ResourceAllocator : public llvm::ModulePass {
public:
  // Pass identification, replacement for typeid
  static char ID;

  /// @brief  Constructor
  ResourceAllocator();

  /// @brief  Provides name of pass
  virtual llvm::StringRef getPassName() const override { return "ResourceAllocatorPass"; }

  virtual void getAnalysisUsage(llvm::AnalysisUsage &AU) const override {
    AU.setPreservesCFG();
    AU.addRequired<MetaDataUtilsWrapper>();
    AU.addRequired<ExtensionArgAnalysis>();
    AU.addRequired<CodeGenContextWrapper>();
  }

  /// @brief  Main entry point.
  /// @param  M The destination module.
  virtual bool runOnModule(llvm::Module &M) override;

protected:
  bool runOnFunction(llvm::Function &F);
};

} // namespace IGC
